Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

linuxϵĶ˿ÚɨÃè¼¼Êõ£¡

Õâ¸öÊÇÎÒÔÚÒ»±¾ÊéÉÏ¿´µ½µÄ£¬ÆäÖеÄһЩ´úÂëÎÒÓÐËù¸Ä±ä£¬Ð´¸ø¸÷λºÃÓѹ²Ïíһϣ¡
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <errno.h>
#include "my_recv.h" // ×Ô¶¨ÒåµÄÍ·Îļþ
#define SERV_PORT  4507 // ·þÎñÆ÷¶ËµÄ¶Ë¿Ú
#define LISTENQ   12 // Á¬½ÓÇëÇó¶ÓÁеÄ×î´ó³¤¶È
#define INVALID_USERINFO 'n' // Óû§ÐÅÏ¢ÎÞЧ
#define VALID_USERINFO  'y' // Óû§ÐÅÏ¢ÓÐЧ
#define USERNAME  0 // ½ÓÊÕµ½µÄÊÇÓû§Ãû
#define PASSWORD  1 // ½ÓÊÕµ½µÄÊÇÃÜÂë
struct userinfo {   // ±£´æÓû§ÃûºÍÃÜÂëµÄ½á¹¹Ìå
 char username[32];
 char password[32];
};
struct userinfo users[ ] = {
 {"linux", "unix"},
 {"4507", "4508"},
 {"clh", "clh"},
 {"xl", "xl"},
 {" "," "}     // ÒÔÖ»º¬Ò»¸ö¿Õ¸ñµÄ×Ö·û´®×÷ΪÊý×éµÄ½áÊø±êÖ¾
};
// ²éÕÒÓû§ÃûÊÇ·ñ´æÔÚ£¬´æÔÚ·µ»Ø¸ÃÓû§ÃûµÄϱê,²»´æÔÚÔò·µ»Ø-1£¬³ö´í·µ»Ø-2
int find_name(const char *name)
{
 int i;
 
 if (name == NULL) {
  printf("in find_name, NULL pointer");
  return -2;
 }
 for (i=0; users[i].username[0] != ' ';i++) {
  if (strcmp(users[i].username, name) == 0) {
   return i;
  }
 }
 return -1;
}
// ·¢ËÍÊý¾Ý
void send_data(int conn_fd, const char *string)
{
 if (send(conn_fd, string, strlen(string), 0) < 0) {
  my_err("send", __LINE__);  // my_errº¯ÊýÔÚmy_recv.hÖÐÉùÃ÷
 }
}
int main()
{
 int   sock_fd, conn_fd;
 int   optval;
 int   flag_recv = USERNAME; // ±êʶ½ÓÊÕµ½µÄÊÇÓû§»¹ÊÇÃÜÂë
 int   ret;
 int   name_num;
 pid_t   pid;
 socklen_t&


Ïà¹ØÎĵµ£º

Linux Óû§ÃûºÍÃÜÂëÒÅÍü

²ËÄñ¾ÍÊDzËÄñ£¬Ê²Ã´ÎÊÌâ¶¼ÄÜÓöµ½°¡¡£¡£¸ÕÏëѧϰÏÂlinux ¾ÍÓöµ½ÕâÖְ׳ÕÎÊÌ⣬°Ù¶ÈÏ »¹ÊÇÓнáÂÛµÄÂ𡣺ǺÇ
ÒÔÏÂΪ²ÎÕյĽâ¾ö·½°¸£º
¿ÉÒÔÒÔµ¥Ò»Ê¹ÓÃÕßµÄģʽµÇÈ룬ȻºóÔÙ½¨Á¢Ò»¸öеÄrootÃÜÂë¡£
Òª½øÈ뵥һʹÓÃÕßģʽ£¬ÇëÏÈÖØÐÂÆð¶¯ÄúµÄµçÄÔ£¬¼ÙÈçÄúʹÓÃÔ¤µ÷µÄ¿ª¹Ø¹ÜÀí³ÌʽGRUB£¬Äú¿ÉÒÔÖ´ÐÐÏÂÁе͝×÷À´½øÈ뵥һʹÓÃÕßÄ£Ê ......

linux PHP »·¾³´î½¨

Ò»¡¢µÇ½
1.½øÈëlinux
2.Óû§Ãû: root
3.¿ÚÁî:123456
4.mysql Óû§Ãû root ÃÜÂë 123456
¶þ¡¢Æô¶¯mysqlÓëapache·þÎñ
1.Æô¶¯mysqÊý¾Ý¿â:/usr/local/mysql/bin/./mysqld_safe --user=mysql &
2.Í£Ö¹mysqlÊý¾Ý¿â:/usr/local/mysql/bin/mysqladmin -u root -p shutdown
3.Æô¶¯apache: /usr/local/apache2/bin/./ap ......

linuxÉÏʹÓÃviʱ³£ÓõÄÃüÁî


1¡¢¼òµ¥µÄ²éÕÒ²¢Ì滻ΪеÄ×Ö·û´®
:%s/²éÕÒµÄ×Ö·û´®/еÄ×Ö·û´®/g
eg£º²éÕÒ“liliang” ²¢½«ÆäÌæ»»Îª“liangli”
:%s/liliang/liangli/g
ÆäÖГ\”ΪתÒå·û
eg£º²éÕÒ“li/liang” ²¢½«ÆäÌæ»»Îª“liliang”(¼´°Ñ±»²éÕÒ×Ö·û´®ÖеÄб¸ÜÈ¥µô)
:%s/li\/liang/liliang ......

LinuxÒôƵ±à³ÌÖ¸ÄÏ

ËäȻĿǰLinuxµÄÓÅÊÆÖ÷ÒªÌåÏÖÔÚÍøÂç·þÎñ·½Ã棬µ«ÊÂʵÉÏͬÑùÒ²ÓÐ×ŷdz£·á¸»µÄýÌ幦ÄÜ£¬±¾ÎľÍÊÇÒÔ¶àýÌåÓ¦ÓÃÖÐ×î»ù±¾µÄÉùÒôΪ¶ÔÏ󣬽éÉÜÈçºÎÔÚLinuxƽ̨Ï¿ª·¢Êµ¼ÊµÄÒôƵӦÓóÌÐò£¬Í¬Ê±»¹¸ø³öÁËһЩ³£ÓõÄÒôƵ±à³Ì¿ò¼Ü¡£
Ò»¡¢Êý×ÖÒôƵ
ÒôƵÐźÅÊÇÒ»ÖÖÁ¬Ðø±ä»¯µÄÄ£ÄâÐźţ¬µ«¼ÆËã»úÖ»ÄÜ´¦ÀíºÍ¼Ç¼¶þ½øÖƵÄÊý×ÖÐźţ¬ÓÉ×ÔÈ» ......

linux ϰ²×°jdk

¸øËùÓÐÓû§Ìí¼Ó¿ÉÖ´ÐеÄȨÏÞ
#chmod +x jdk-1_5_0_02-linux-i586.rpm.bin
#./jdk-1_5_0_02-linux-i586.rpm.bin
´Ëʱ»áÉú³ÉÎļþjdk-1_5_0_02-linux-i586.rpm£¬
ͬÑù¸øËùÓÐÓû§Ìí¼Ó¿ÉÖ´ÐеÄȨÏÞ
#chmod +x jdk-1_5_0_02-linux-i586.rpm
-------------ÍøÉϲ鵽£¬Òª½øÐÐÏÂÃæÒ»²½£¬ÎÒÔÙ./jdkʱºò¾ÍÒѾ­³öÏÖЭÒéÁË£¬Ò²¾ÍÊÇÒ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ